Finding the Fourth Proportional to 13,298.94, 19,948.32 and 5,401.35

Step by Step Solution

1. Step 1: Write the proportion equation
   13,298.94 : 19,948.32 = 5,401.35 : x
2. Step 2: Convert to fraction form
   13,298.94/19,948.32 = 5,401.35/x
3. Step 3: Cross multiply
   13,298.94x = 19,948.32 × 5,401.35
4. Step 4: Simplify right side
   13,298.94x = 107,747,858.23
5. Step 5: Solve for x
   x = 107,747,858.23/13,298.94
6. Step 6: Final answer
   x = 8,101.99